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Added 9 October 2026

valid

/ˈvælɪd/ adjective

Latin root: validus Wiktionary

adjective Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about valid at Wordnik → Where our words come from →

Well grounded in logic or truth or having legal force.
a valid inference
Still legally acceptable.
the license is still valid

Origin

Borrowed from Middle French valide (“healthy, sound, in good order”), from Latin validus, from valeō (“to be strong, to be healthy, to be worth”) + -idus, from Proto-Indo-European *h₂welh₁- (“be strong”).

From Wiktionary, via Kaikki.org (CC BY-SA)

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